Please recommend a good mask pack for whitening skin.

I've been feeling tired lately, so my skin tone has become very dull.

So, I would like you to recommend a good mask pack for whitening the skin.

I'm thinking of using a product with vitamin ingredients, but there are so many different types.

There were so many mask pack products recommended that I was having a hard time deciding.

If there is a product that you have actually used and seen a brightening effect or something similar,

I wanted to try it once. Of course, whitening products do not show results in a short period of time.

It may be difficult, but I will try to manage it consistently if it suits my skin.